ref: 8b4a3bb6919f5ce3a6c27774e489d48be91d5ae7
dir: /gbuffer.h/
#pragma once #include "base.h" ORCA_PURE static inline Glyph gbuffer_peek(Glyph* gbuf, Usz height, Usz width, Usz y, Usz x) { assert(y < height && x < width); (void)height; return gbuf[y + width + x]; } ORCA_PURE static inline Glyph gbuffer_peek_relative(Glyph* gbuf, Usz height, Usz width, Usz y, Usz x, Isz delta_y, Isz delta_x) { Isz y0 = (Isz)y + delta_y; Isz x0 = (Isz)x + delta_x; if (y0 < 0 || x0 < 0 || (Usz)y0 >= height || (Usz)x0 >= width) return '.'; return gbuf[(Usz)y0 * width + (Usz)x0]; } static inline void gbuffer_poke(Glyph* gbuf, Usz height, Usz width, Usz y, Usz x, Glyph g) { assert(y < height && x < width); (void)height; gbuf[y * width + x] = g; } static inline void gbuffer_poke_relative(Glyph* gbuf, Usz height, Usz width, Usz y, Usz x, Isz delta_y, Isz delta_x, Glyph g) { Isz y0 = (Isz)y + delta_y; Isz x0 = (Isz)x + delta_x; if (y0 < 0 || x0 < 0 || (Usz)y0 >= height || (Usz)x0 >= width) return; gbuf[(Usz)y0 * width + (Usz)x0] = g; } ORCA_FORCE_NO_INLINE void gbuffer_copy_subrect(Glyph* src, Glyph* dest, Usz src_grid_h, Usz src_grid_w, Usz dest_grid_h, Usz dest_grid_w, Usz src_y, Usz src_x, Usz dest_y, Usz dest_x, Usz height, Usz width); ORCA_FORCE_NO_INLINE void gbuffer_fill_subrect(Glyph* gbuf, Usz grid_h, Usz grid_w, Usz y, Usz x, Usz height, Usz width, Glyph fill_char); typedef enum { Mark_flag_none = 0, Mark_flag_input = 1 << 0, Mark_flag_output = 1 << 1, Mark_flag_haste_input = 1 << 2, Mark_flag_lock = 1 << 3, Mark_flag_sleep = 1 << 4, } Mark_flags; ORCA_OK_IF_UNUSED static Mark_flags mbuffer_peek(Mark* mbuf, Usz height, Usz width, Usz y, Usz x) { (void)height; return mbuf[y * width + x]; } ORCA_OK_IF_UNUSED static Mark_flags mbuffer_peek_relative(Mark* mbuf, Usz height, Usz width, Usz y, Usz x, Isz offs_y, Isz offs_x) { Isz y0 = (Isz)y + offs_y; Isz x0 = (Isz)x + offs_x; if (y0 >= (Isz)height || x0 >= (Isz)width || y0 < 0 || x0 < 0) return Mark_flag_none; return mbuf[(Usz)y0 * width + (Usz)x0]; } ORCA_OK_IF_UNUSED static void mbuffer_poke_flags_or(Mark* mbuf, Usz height, Usz width, Usz y, Usz x, Mark_flags flags) { (void)height; mbuf[y * width + x] |= (Mark)flags; } ORCA_OK_IF_UNUSED static void mbuffer_poke_relative_flags_or(Mark* mbuf, Usz height, Usz width, Usz y, Usz x, Isz offs_y, Isz offs_x, Mark_flags flags) { Isz y0 = (Isz)y + offs_y; Isz x0 = (Isz)x + offs_x; if (y0 >= (Isz)height || x0 >= (Isz)width || y0 < 0 || x0 < 0) return; mbuf[(Usz)y0 * width + (Usz)x0] |= (Mark)flags; } void mbuffer_clear(Mark* mbuf, Usz height, Usz width);